6/5/2013 Temperature and Release Summary for Shasta and Trinity - May 2013

(Updated twice a week November through April)

Sacramento River Water Temperatures in Degrees F

Day Collected from CDEC (California Data Exchange Center) in CFS

Control

TCD SHD minus Point Shasta Spring Crk 

Wt. TCD 3/1 to 5/31 Generation Powerplant 

Avg. (Diff) Shd Spp Kwk Bsf Jlf Bnd Rdb Lws Ccr Igo El 815 Release 

Apr 52.4 50.6 49.0 51.9 54.8 55.7 56.0 57.3 50.2 53.2 50.5 6,328 138 

May

1 52.2 (1.2) 51.0 50.0 51.8 53.7 54.5 54.9 56.7 48.4 52.6 51.5 10,745 80 

2 51.9 (1.6) 50.3 50.0 51.8 54.4 55.2 55.5 56.9 48.4 53.1 51.8 10,681 80 3 51.7 (1.5) 50.2 50.1 51.9 54.7 55.7 56.0 57.9 47.7 53.1 52.2 10,245 80 4 52.3 (1.9) 50.4 50.1 51.7 54.7 55.9 56.3 58.1 47.4 53.0 52.2 10,189 80 5 51.9 (1.8) 50.1 50.1 52.1 54.2 55.2 55.5 57.4 47.5 53.1 51.6 9,710 80 6 51.8 (1.6) 50.2 50.1 51.5 53.8 54.8 55.1 56.5 47.2 52.5 51.3 10,582 80 7 51.9 (1.4) 50.5 50.0 51.2 53.3 53.9 54.0 55.1 47.1 52.2 51.1 11,064 80 8 52.2 (1.5) 50.7 50.0 51.4 53.7 54.5 54.6 56.3 46.9 52.4 52.3 11,505 107 9 52.3 (1.6) 50.7 50.2 52.0 54.8 55.9 56.0 57.6 47.1 53.2 52.9 11,716 80 

10 52.2 (1.4) 50.8 50.2 52.3 55.2 56.5 56.8 59.0 47.5 53.5 53.0 11,619 80 11 52.1 (1.4) 50.7 50.3 52.3 55.2 56.6 57.0 59.5 47.7 53.4 53.0 11,344 80 12 52.1 (1.7) 50.4 50.4 52.2 55.3 56.7 57.1 59.4 47.9 53.5 53.4 10,483 80 13 52.3 (1.4) 50.9 50.4 52.1 55.2 56.5 56.9 59.3 48.0 53.5 53.1 11,497 80 14 52.4 (1.6) 50.8 50.4 52.4 55.4 56.7 57.0 59.3 48.4 53.7 53.2 11,034 87 15 52.3 (1.8) 50.5 50.4 52.4 55.1 56.4 56.8 59.0 48.2 53.6 52.5 10,715 80 16 52.3 (1.8) 50.5 49.9 52.1 54.7 55.7 56.1 58.2 48.3 53.0 52.0 10,714 304 17 52.5 (1.5) 51.0 50.4 51.9 54.49 55.6 55.8 57.6 48.2 53.0 52.1 11,052 81 18 52.4 (1.4) 51.0 50.1 52.4 54.75 55.8 55.9 57.8 47.9 53.3 52.1 10,815 404 19 52.4 (1.6) 50.8 50.0 52.3 55.06 56.1 56.3 58.1 48.2 53.5 52.6 9,991 857 20 52.4 (1.5) 50.9 50.0 52.3 55.05 56.2 56.4 58.5 48.1 53.5 52.8 10,116 979 21 51.7 (1.3) 50.4 50.2 52.1 54.94 56.0 56.3 58.3 48.2 53.2 52.6 10,233 1,592 22 52.5 (1.1) 51.4 50.4 51.4 53.71 54.4 54.5 56.0 48.6 52.2 51.7 10,642 980 23 53.0 (0.7) 52.3 50.9 52.2 54.05 54.9 54.9 56.2 47.8 52.9 52.4 12,312 488 24 53.2 (1.0) 52.2 50.5 52.8 54.71 55.6 55.6 57.0 47.6 53.8 52.5 11,652 1,268 25 52.9 (1.2) 51.7 50.8 52.8 54.87 55.8 55.9 57.7 48.0 53.8 52.9 10,705 2,013 26 52.7 (1.3) 51.4 50.9 52.5 55.07 56.2 56.4 58.3 48.0 53.6 52.8 10,312 1,211 27 52.5 (1.4) 51.1 51.1 52.2 54.33 55.1 55.5 57.5 48.1 53.0 52.0 9,591 1,971 28 52.5 (1.2) 51.3 51.1 52.0 54.52 55.4 55.4 57.1 47.7 53.2 53.7 10,270 1,399 29 52.7 (1.2) 51.5 51.4 52.6 55.24 56.5 56.6 58.4 47.8 53.5 53.8 10,226 2,267 30 52.4 (1.3) 51.1 51.5 52.8 55.14 56.2 56.4 58.4 48.7 53.7 53.6 8,893 2,260 31 52.5 (1.2) 51.3 51.7 52.6 55.41 56.6 56.8 58.8 48.2 53.7 54.0 9,177 2,217 

Avg 52.3 50.9 50.4 52.1 54.7 55.7 55.9 57.8 47.9 53.2 52.5 10,640 694 Tot cfs 329,830 21,525 Tot af 654,218 42,695 

# = Station out of service ^ - estimated (7 hours or less available) ? = Avg. includes estimated data! = 17 hours or less of readings & = 18 to 23 hours of reading ND = No hourly readings or incorrect 

Control Point: Balls Ferry 3/1/2013 to 5/31/2013.

Starting 5/17/2013 Balls Ferry temperature target of 56.75 is for compliance of 56.0 at Airport Road. 

V:\~WATER\_res_ops\Tempmodel\~sactemp\2013TempFiles\[05_2013 Monthly Summary.xls]Sac Riv Temps

Mean Daily Relea